I must wring you must wring she must wring we must wring you must wring they must wring
V-ing form
I must be wringing you must be wringing she must be wringing we must be wringing you must be wringing they must be wringing
Perfect
I must have wrung you must have wrung she must have wrung we must have wrung you must have wrung they must have wrung
V-ing perfect
I must have been wringing you must have been wringing she must have been wringing we must have been wringing you must have been wringing they must have been wringing
Negation
Simple form
I must not wring you must not wring she must not wring we must not wring you must not wring they must not wring
V-ing form
I must not be wringing you must not be wringing she must not be wringing we must not be wringing you must not be wringing they must not be wringing
Perfect
I must not have wrung you must not have wrung she must not have wrung we must not have wrung you must not have wrung they must not have wrung
V-ing perfect
I must not have been wringing you must not have been wringing she must not have been wringing we must not have been wringing you must not have been wringing they must not have been wringing
Interrogative form
Simple form
must I wring? must you wring? must she wring? must we wring? must you wring? must they wring?
V-ing form
must I be wringing? must you be wringing? must she be wringing? must we be wringing? must you be wringing? must they be wringing?
Perfect
must I have wrung? must you have wrung? must she have wrung? must we have wrung? must you have wrung? must they have wrung?
V-ing perfect
must I have been wringing? must you have been wringing? must she have been wringing? must we have been wringing? must you have been wringing? must they have been wringing?
Interro-negative form
Simple form
must I not wring? must you not wring? must she not wring? must we not wring? must you not wring? must they not wring?
V-ing form
must I not be wringing? must you not be wringing? must she not be wringing? must we not be wringing? must you not be wringing? must they not be wringing?
Perfect
must I not have wrung? must you not have wrung? must she not have wrung? must we not have wrung? must you not have wrung? must they not have wrung?
V-ing perfect
must I not have been wringing? must you not have been wringing? must she not have been wringing? must we not have been wringing? must you not have been wringing? must they not have been wringing?